We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Papers
61,005 resultsShowing papers similar to Migration and Removal of Microplastics in a Dual-Cone Mini-Hydrocyclone
ClearOptimising miniaturised hydrocyclones for enhanced separation of microplastics
Researchers optimized the design of miniaturized hydrocyclones for separating small microplastics in the 5-20 micrometer range from water. Using computational fluid dynamics simulations, they identified optimal inlet geometry and flow conditions that significantly improved particle separation efficiency. The study demonstrates that mini-hydrocyclones could serve as a compact and energy-efficient technology for removing very small microplastics from water treatment systems.
The Standard and Reverse Mode Operation of a Hydrocyclone for Microplastic Separation
Researchers tested whether hydrocyclones — low-cost centrifugal separation devices — could efficiently separate microplastics from water, finding that particles denser than water were captured in standard mode while lighter particles required reverse mode operation. The system effectively separated all four test microplastic types based on density, suggesting hydrocyclones are a scalable, low-energy option for removing microplastics from industrial and municipal water streams.
Enhanced microplastic removal using a mini-hydrocyclone with microbubbles
Researchers improved microplastic separation from water by combining mini-hydrocyclones with microbubble injection, finding that the microbubbles reduced apparent microplastic density and substantially improved separation efficiency for particles with densities similar to water.
Pengaruh Debit Aliran Terhadap Kinerja Pemisahan Limbah Microplastik Tersuspensi Menggunakan Hydrocyclone Dual Inlet Port
Researchers investigated the effect of varying flow rates on the separation performance of a dual-inlet hydrocyclone for removing suspended microplastic waste from water, measuring separation efficiency and microplastic classification outcomes across multiple flow rate conditions to optimize centrifugal separation as a practical treatment technology for microplastic-contaminated water.
Effect of hydrocyclone size on microplastics separation: a computational fluid dynamics investigation
Researchers used computer fluid dynamics simulations to test how the size of a hydrocyclone — a cone-shaped device that uses spinning water to separate particles — affects its ability to remove microplastics from water. Smaller hydrocyclones generated stronger centrifugal forces and recovered more microplastics, though they also required more energy, revealing a trade-off that engineers must balance in real-world water treatment systems.
Comparative study of the performance of conventional and modified hydrocyclones in the removal of microplastics in aqueous media.
Researchers compared the performance of conventional and modified hydrocyclone designs for removing microplastics and nanoplastics from aqueous media, evaluating design modifications that could improve separation efficiency given growing evidence of microplastic ingestion risks to humans and animals.
Numerical study on the mechanism of microplastic separation from water by cyclonic air flotation
This numerical study modeled the separation of microplastics from water using cyclone separators, optimizing design parameters and flow conditions to improve removal efficiency across different particle sizes and densities.
Computational fluid dynamics and artificial neural network based modeling of microplastics seperation using hydrocyclone
This study used computational fluid dynamics and artificial neural networks to model the separation of microplastics using hydrocyclone technology, aiming to improve removal efficiency for these environmental contaminants from water. The combined modeling approach provided a framework for optimizing hydrocyclone design for microplastic removal.
High-efficiency microplastic removal in water treatment based on short flow control of hydrocyclone: Mechanism and performance
Researchers developed an improved mini-hydrocyclone device that removes over 98% of microplastics from water, a 34% improvement over conventional designs. The device uses tiny overflow channels to prevent small plastic particles from escaping during the separation process. This technology could be scaled up for industrial water treatment, helping to remove microplastics before treated water reaches the environment or drinking water supplies.
Effect of hydrocyclone design in microplastics-water separation by using computational fluid dynamics simulations
Researchers used computer fluid dynamics simulations to test and optimize the design of hydrocyclones — spinning funnel-shaped devices that use centrifugal force to separate particles from water — for removing microplastics, finding an optimized geometry that achieved 76% microplastic recovery. The results show that carefully tuning the proportions of a hydrocyclone's components can significantly improve its ability to filter microplastics from water at scale.
Cyclone Shapes for Sand and Microplastic Separation: Efficiency and Reynolds Number Relationships
This study compared three cyclone separator designs for their ability to separate microplastics from beach sand, finding that a cone-shaped design achieved near-perfect efficiency for denser plastic types but lower efficiency for lightweight Styrofoam. Cyclone-based separation offers a promising mechanical approach for cleaning microplastics from coastal sediments at scale.
Evaluation of a Water Treatment System for Removing Microplastic in an Aqueous Media
Researchers evaluated the microplastic removal efficiency of a hybrid water treatment system combining a Bradley-type hydrocyclone, sand filter, and polymeric microfiltration membrane, applying mass balance equations and solid-liquid separation models to determine removal performance across different MP size fractions.
Research on the Enhancement of the Separation Efficiency for Discrete Phases Based on Mini Hydrocyclone
Researchers used numerical simulations to identify the key factors controlling separation efficiency in miniature hydrocyclones for offshore oil production fluids, providing design guidance for improving the separation of fine droplets and solid particles in space-constrained marine platforms.
Settling model to predict microplastics removal efficiency in wastewater treatments
A mathematical settling model was built to predict how efficiently wastewater treatment plants remove microplastics based on particle density, size, shape, and surface loading rates. The model shows that dense, large, spherical particles settle most readily, while light fibers and films are far harder to remove — providing treatment plant operators and engineers with a practical tool for optimizing processes to reduce the discharge of microplastics into rivers and coastal waters.
Coupled CFD-DEM modelling to assess settlement velocity and drag coefficient of microplastics
Researchers used computational fluid dynamics coupled with particle simulations to model how the size, shape, and density of microplastics affect their settling velocity and drag in water. Accurate physical models of microplastic behavior are essential for predicting where particles accumulate in rivers, lakes, and the ocean.
Assessing Hydrocyclone System’s Efficiency in Water-Borne Microplastics Capture Using Online Microscopy Sensors
Researchers evaluated the efficiency of a hydrocyclone-based system for capturing water-borne microplastics, integrating online microscopy sensors to provide real-time monitoring of capture effectiveness and feedback for adaptive control under varying operating conditions.
A unified modelling framework for type I (discrete) settling and rising of microplastics in primary sedimentation tanks
Researchers developed and validated a unified mathematical model for simulating how microplastics of different polymer types, sizes, and densities settle or rise in primary sedimentation tanks, predicting removal efficiencies of 12–94% and showing that adding skimming improves performance.
Comparison of Different Procedures for Separating Microplastics from Sediments
Researchers compared three different methodologies for separating dense microplastics from fine sediments, finding significant differences in recovery rates and identifying contamination risks during the separation procedures.
Fluid Flow and Structural Analysis for the Design of Portable Microplastic Collection System
Researchers evaluated the separation performance of four cyclone system designs for a portable microplastic collection device, testing their ability to separate microplastic particles of 10, 50, and 100 µm from sand under fluid flow conditions. They found that a single-chamber internal structure achieved the highest separation efficiency, with improved performance for particles larger than 50 µm, and that structural analysis confirmed safety factors exceeding 1.5 for all integrated components.
Fluid Flow and Structural Analysis for the Design of Portable Microplastic Collection System
Researchers evaluated the separation performance of four cyclone system designs for a portable microplastic collection device, testing their ability to separate microplastic particles of 10, 50, and 100 µm from sand under fluid flow conditions. They found that a single-chamber internal structure achieved the highest separation efficiency, with improved performance for particles larger than 50 µm, and that structural analysis confirmed safety factors exceeding 1.5 for all integrated components.
In depth characterisation of hydrocyclones: Ascertaining the effect of geometry and operating conditions on their performance
Researchers conducted detailed experiments on hydrocyclones — spinning devices used to separate solids from liquids in industrial waste streams — testing how the shape, size, and operating pressure together affect how well they work. Their findings provide practical guidance for designing more efficient industrial water recycling and waste treatment systems.
Understanding and Improving Microplastic Removal during Water Treatment: Impact of Coagulation and Flocculation
Researchers systematically tested coagulation and flocculation for removing microplastics from drinking water, finding that removal efficiency depended strongly on plastic particle size and whether particles had been weathered, with smaller pristine particles being the hardest to remove.
Comparison and uncertainty evaluation of two centrifugal separators for microplastic sampling
Researchers compared a hydrocyclone and a continuous flow centrifuge as alternative centrifugal separators for small microplastic sampling from estuarine waters, finding both methods effective with microplastic concentrations ranging from 193 to 2,072 particles/m3 across sampling sites.
Not all microplastics are created equal. Quantifying efficacy bias and validation of density separation methods
Researchers evaluated and validated density separation methods for extracting microplastics from environmental matrices, quantifying efficacy bias across different polymer types with varying densities. They found that recovery rates differ substantially depending on polymer density relative to the separation solution, introducing systematic bias in microplastic concentration estimates across studies.